Koolnee Rainbow Stock ROM (Official Firmware )
On this page, you will find the direct link to download Koolnee Rainbow Stock ROM (firmware, flash file),We also provide Stock ROM for other Koolnee Devices for free. The Firmware package contains Firmware, Driver, Flash Tool, and How-to (Install) Flash Manual.
You can use this firmware file to flash Koolnee Rainbow. If also you want to upgrade or downgrade your smartphone, then , you can use this stock rom ,Koolnee Rainbow firmware flash file can also help to fix a lot of problems on your smartphone ,Some problems like hanging, battery drain, app crashing, and other problems , You can use this stock rom to remove the locked screen, remove root, fix many system errors, and unbrick Koolnee Rainbow.
The Koolnee Rainbow Stock ROM will help you to downgrade or upgrade the stock firmware of your Koolnee Rainbow Device. It will also help you to fix any software related issue, bootloop issue, IMEI issue.
Download Koolnee Rainbow Stock ROM (Firmware file)
ROM File Name : Koolnee_Rainbow_MT6580_20180410_8.1.0.zip
ROM File Size : 631 MB
Download Flash Tool : Get SP Flash Tool for Windows | SP Flash Tool for Linux
How to Install : See Tutorial
How to Flash or Install Koolnee Rainbow Stock Firmware (ROM)
Detailed Guidelines with picture
Readme Once Please:
[♥] Download Flash Tool : If you want to download the latest version of SP Flash Tool, then check out Get SP Flash Tool for Windows or Get SP Flash Tool for Linux .
[♥] Take a Backup: Flashing or installing the firmware will wipe the user data from the Koolnee Rainbow device. Therefore, we request you to take a backup of your data before flashing the firmware.
[♥] Koolnee Rainbow USB Driver: If you are looking for the original Koolnee Rainbow USB Driver, then head over to the Koolnee USB Driver page.
[♥] The Koolnee Company Officially releases the above Koolnee Rainbow Firmware . Official ROM helps you to fix the device if in case your device is having any Bootloop, Hang issue, or Dead Issue.
[♥] Request Koolnee Firmware: If you are looking for any specific firmware that is not listed above, you can request it through the comment box below (do not request firmware through the contact page, or else it will be ignored).